Ukrainian President Volodymyr Zelensky is set to address a special session of the UN Security Council later on Tuesday that is focussed on Russia’s internationally condemned referendums in occupied area of Ukraine. Diplomatic sources confirmed to dpa that Zelensky’s address has been requested by Ukraine’s UN representation. They said veto power Russia was expected to try and prevent the video message from taking place. In similar situations, Moscow’s attempts had failed. In such procedural votes, permanent members like Russia do not have the right to veto, but need to secure the approval of at…